Crossword Clue:

Head motion

Answer	Crossword Clue
NOD	Head motion
BOB	Head motion
NODS	Head-motion assents

GESTURE	Head or hand motion, e.g.
TIC	"A Nervous ... Motion of the Head to the Left" (Andrew Bird song)
GESTURE	Motion
SLOW	... motion
FLICK	Wrist motion
CHOP	Karate motion
TWIST	Rotary motion
CHOP	Ninja's motion

TWIRL	Majorette's motion
ROCK	Cradle motion
YEA	Motion supporter
SIGN	Significant motion.
ANTIS	Motion defeaters
PLAY	Free motion.
HOP	Bunny motion
LOCO	Motion starter

UNDULATION	Slinky motion
ANTI	Motion foe
SLASH	Sweeping motion
FROGKICK	Swimmer's motion
STROKE	Piston motion
CINE	Motion picture
SURGE	Forward motion.
STROKE	Swimmer's motion.

SKID	Sliding motion.
SILVERSCREEN	Motion pictures.
GYRE	Spiral motion
OVERARM	Pitching motion
GYRE	Circular motion
APPEAL	Legal motion
WAVE	Ocean motion
EBB	Ocean motion

NOD	Motion 'yes'
CHOP	Wave motion.
EBB	Tidal motion
NOES	Motion opposers
WAG	Tongue motion